I have enjoyed building bumpers, rock rails, etc for my Samurai.
I will give you a word of caution, the d-rings rattle! They look cool, but I don't think it's worth the noise. And you probably won't use them on a Zook!
An overhead rack is a good use of welding time, so when you shoot something, you can put your gear up above.
I had a cow elk, two hunters and their gear in the back of mine years ago.